PieRenderer.java revision fe44832abc2e9fb937ac5bd9c65e103397992e8c
11373b98135b2854578111dd535e24d39c8853f14Michael Kolb/* 21373b98135b2854578111dd535e24d39c8853f14Michael Kolb * Copyright (C) 2012 The Android Open Source Project 31373b98135b2854578111dd535e24d39c8853f14Michael Kolb * 41373b98135b2854578111dd535e24d39c8853f14Michael Kolb * Licensed under the Apache License, Version 2.0 (the "License"); 51373b98135b2854578111dd535e24d39c8853f14Michael Kolb * you may not use this file except in compliance with the License. 61373b98135b2854578111dd535e24d39c8853f14Michael Kolb * You may obtain a copy of the License at 71373b98135b2854578111dd535e24d39c8853f14Michael Kolb * 81373b98135b2854578111dd535e24d39c8853f14Michael Kolb * http://www.apache.org/licenses/LICENSE-2.0 91373b98135b2854578111dd535e24d39c8853f14Michael Kolb * 101373b98135b2854578111dd535e24d39c8853f14Michael Kolb * Unless required by applicable law or agreed to in writing, software 111373b98135b2854578111dd535e24d39c8853f14Michael Kolb * distributed under the License is distributed on an "AS IS" BASIS, 121373b98135b2854578111dd535e24d39c8853f14Michael Kolb * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 131373b98135b2854578111dd535e24d39c8853f14Michael Kolb * See the License for the specific language governing permissions and 141373b98135b2854578111dd535e24d39c8853f14Michael Kolb * limitations under the License. 151373b98135b2854578111dd535e24d39c8853f14Michael Kolb */ 161373b98135b2854578111dd535e24d39c8853f14Michael Kolb 171373b98135b2854578111dd535e24d39c8853f14Michael Kolbpackage com.android.camera.ui; 181373b98135b2854578111dd535e24d39c8853f14Michael Kolb 191373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.content.Context; 201373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.content.res.Resources; 211373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Canvas; 221373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Color; 231373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Paint; 241373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Path; 251373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Point; 261373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.PointF; 271373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.RectF; 281373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.os.Handler; 291373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.os.Message; 301373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.view.MotionEvent; 311373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.view.View; 32c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolbimport android.view.animation.Animation; 33c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolbimport android.view.animation.Transformation; 341373b98135b2854578111dd535e24d39c8853f14Michael Kolb 351373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport com.android.camera.R; 361373b98135b2854578111dd535e24d39c8853f14Michael Kolb 371373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport java.util.ArrayList; 381373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport java.util.List; 391373b98135b2854578111dd535e24d39c8853f14Michael Kolb 408042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolbpublic class PieRenderer extends OverlayRenderer 418042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb implements FocusIndicator { 421373b98135b2854578111dd535e24d39c8853f14Michael Kolb 431373b98135b2854578111dd535e24d39c8853f14Michael Kolb private static final String TAG = "CAM Pie"; 441373b98135b2854578111dd535e24d39c8853f14Michael Kolb 458042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // Sometimes continuous autofocus starts and stops several times quickly. 468042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // These states are used to make sure the animation is run for at least some 478042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // time. 488042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mState; 498042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private ScaleAnimation mAnimation = new ScaleAnimation(); 508042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int STATE_IDLE = 0; 518042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int STATE_FOCUSING = 1; 528042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int STATE_FINISHING = 2; 538042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int STATE_PIE = 3; 548042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 558042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Runnable mDisappear = new Disappear(); 568042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Animation.AnimationListener mEndAction = new EndAction(); 57673da081181c72352d57c9bf97badb2929370685Michael Kolb private static final int SCALING_UP_TIME = 600; 58673da081181c72352d57c9bf97badb2929370685Michael Kolb private static final int SCALING_DOWN_TIME = 100; 598042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int DISAPPEAR_TIMEOUT = 200; 608042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int DIAL_HORIZONTAL = 157; 618042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 624d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb private static final long PIE_OPEN_DELAY = 200; 63673da081181c72352d57c9bf97badb2929370685Michael Kolb private static final long FOCUS_TAP_TIMEOUT = 500; 641373b98135b2854578111dd535e24d39c8853f14Michael Kolb 651373b98135b2854578111dd535e24d39c8853f14Michael Kolb private static final int MSG_OPEN = 2; 661373b98135b2854578111dd535e24d39c8853f14Michael Kolb private static final int MSG_CLOSE = 3; 671373b98135b2854578111dd535e24d39c8853f14Michael Kolb private static final int MSG_SUBMENU = 4; 68a0dd52298b55357a711663180677efa39d35e5abMichael Kolb private static final int MSG_FOCUS_TAP = 5; 691373b98135b2854578111dd535e24d39c8853f14Michael Kolb private static final float PIE_SWEEP = (float)(Math.PI * 2 / 3); 701373b98135b2854578111dd535e24d39c8853f14Michael Kolb // geometry 711373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Point mCenter; 721373b98135b2854578111dd535e24d39c8853f14Michael Kolb private int mRadius; 731373b98135b2854578111dd535e24d39c8853f14Michael Kolb private int mRadiusInc; 741373b98135b2854578111dd535e24d39c8853f14Michael Kolb private int mSlop; 758042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 761373b98135b2854578111dd535e24d39c8853f14Michael Kolb // the detection if touch is inside a slice is offset 771373b98135b2854578111dd535e24d39c8853f14Michael Kolb // inbounds by this amount to allow the selection to show before the 781373b98135b2854578111dd535e24d39c8853f14Michael Kolb // finger covers it 791373b98135b2854578111dd535e24d39c8853f14Michael Kolb private int mTouchOffset; 801373b98135b2854578111dd535e24d39c8853f14Michael Kolb 811373b98135b2854578111dd535e24d39c8853f14Michael Kolb private List<PieItem> mItems; 821373b98135b2854578111dd535e24d39c8853f14Michael Kolb 831373b98135b2854578111dd535e24d39c8853f14Michael Kolb private PieItem mOpenItem; 841373b98135b2854578111dd535e24d39c8853f14Michael Kolb 851373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Paint mNormalPaint; 861373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Paint mSelectedPaint; 871373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Paint mSubPaint; 881373b98135b2854578111dd535e24d39c8853f14Michael Kolb 891373b98135b2854578111dd535e24d39c8853f14Michael Kolb // touch handling 901373b98135b2854578111dd535e24d39c8853f14Michael Kolb private PieItem mCurrentItem; 911373b98135b2854578111dd535e24d39c8853f14Michael Kolb 928042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Paint mFocusPaint; 93673da081181c72352d57c9bf97badb2929370685Michael Kolb private int mSuccessColor; 94673da081181c72352d57c9bf97badb2929370685Michael Kolb private int mFailColor; 958042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mCircleSize; 968042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mFocusX; 978042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mFocusY; 988042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mCenterX; 998042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mCenterY; 1008042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 1018042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mDialAngle; 1028042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private RectF mCircle; 1038042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private RectF mDial; 1048042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Point mPoint1; 1058042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Point mPoint2; 1068042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mStartAnimationAngle; 1078042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private boolean mFocused; 1088042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mInnerOffset; 1098042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mOuterStroke; 1108042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mInnerStroke; 111a0dd52298b55357a711663180677efa39d35e5abMichael Kolb private boolean mFocusFromTap; 11255f0d13040df45c75704df9d633b444cb36f2465Michael Kolb private boolean mTapMode; 113fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb private boolean mBlockFocus; 1148042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 1158042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 1161373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Handler mHandler = new Handler() { 1171373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void handleMessage(Message msg) { 1181373b98135b2854578111dd535e24d39c8853f14Michael Kolb switch(msg.what) { 1191373b98135b2854578111dd535e24d39c8853f14Michael Kolb case MSG_OPEN: 12063e79531bd35bd5bc1fc11cbc1f93acb6b9c7b0bMichael Kolb if (mListener != null) { 1211373b98135b2854578111dd535e24d39c8853f14Michael Kolb mListener.onPieOpened(mCenter.x, mCenter.y); 1221373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1231373b98135b2854578111dd535e24d39c8853f14Michael Kolb break; 1241373b98135b2854578111dd535e24d39c8853f14Michael Kolb case MSG_CLOSE: 12563e79531bd35bd5bc1fc11cbc1f93acb6b9c7b0bMichael Kolb if (mListener != null) { 1261373b98135b2854578111dd535e24d39c8853f14Michael Kolb mListener.onPieClosed(); 1271373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1281373b98135b2854578111dd535e24d39c8853f14Michael Kolb break; 1291373b98135b2854578111dd535e24d39c8853f14Michael Kolb case MSG_SUBMENU: 1301373b98135b2854578111dd535e24d39c8853f14Michael Kolb openCurrentItem(); 1311373b98135b2854578111dd535e24d39c8853f14Michael Kolb break; 132a0dd52298b55357a711663180677efa39d35e5abMichael Kolb case MSG_FOCUS_TAP: 133a0dd52298b55357a711663180677efa39d35e5abMichael Kolb // reset flag 13455f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mTapMode = false; 13555f0d13040df45c75704df9d633b444cb36f2465Michael Kolb if (mState == STATE_PIE) { 13655f0d13040df45c75704df9d633b444cb36f2465Michael Kolb show(false); 13755f0d13040df45c75704df9d633b444cb36f2465Michael Kolb } 138a0dd52298b55357a711663180677efa39d35e5abMichael Kolb break; 1391373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1401373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1411373b98135b2854578111dd535e24d39c8853f14Michael Kolb }; 1421373b98135b2854578111dd535e24d39c8853f14Michael Kolb 1431373b98135b2854578111dd535e24d39c8853f14Michael Kolb private PieListener mListener; 1441373b98135b2854578111dd535e24d39c8853f14Michael Kolb 1451373b98135b2854578111dd535e24d39c8853f14Michael Kolb static public interface PieListener { 1461373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void onPieOpened(int centerX, int centerY); 1471373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void onPieClosed(); 1481373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1491373b98135b2854578111dd535e24d39c8853f14Michael Kolb 1501373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void setPieListener(PieListener pl) { 1511373b98135b2854578111dd535e24d39c8853f14Michael Kolb mListener = pl; 1521373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1531373b98135b2854578111dd535e24d39c8853f14Michael Kolb 1541373b98135b2854578111dd535e24d39c8853f14Michael Kolb public PieRenderer(Context context) { 1551373b98135b2854578111dd535e24d39c8853f14Michael Kolb init(context); 1561373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1571373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void init(Context ctx) { 158ad639dff251233032734106afe4fe51a52be3721Michael Kolb setVisible(false); 1591373b98135b2854578111dd535e24d39c8853f14Michael Kolb mItems = new ArrayList<PieItem>(); 1601373b98135b2854578111dd535e24d39c8853f14Michael Kolb Resources res = ctx.getResources(); 161a521253223897b099995e0af08982b4236ce5861Michael Kolb mRadius = (int) res.getDimensionPixelSize(R.dimen.pie_radius_start); 162eede360bc53b9eb7192b7117447622d6d7a5d220Michael Kolb mCircleSize = mRadius - res.getDimensionPixelSize(R.dimen.focus_radius_offset); 163a521253223897b099995e0af08982b4236ce5861Michael Kolb mRadiusInc = (int) res.getDimensionPixelSize(R.dimen.pie_radius_increment); 164a521253223897b099995e0af08982b4236ce5861Michael Kolb mSlop = (int) res.getDimensionPixelSize(R.dimen.pie_touch_slop); 165a521253223897b099995e0af08982b4236ce5861Michael Kolb mTouchOffset = (int) res.getDimensionPixelSize(R.dimen.pie_touch_offset); 1661373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCenter = new Point(0,0); 1671373b98135b2854578111dd535e24d39c8853f14Michael Kolb mNormalPaint = new Paint(); 1681373b98135b2854578111dd535e24d39c8853f14Michael Kolb mNormalPaint.setColor(Color.argb(0, 0, 0, 0)); 1691373b98135b2854578111dd535e24d39c8853f14Michael Kolb mNormalPaint.setAntiAlias(true); 1701373b98135b2854578111dd535e24d39c8853f14Michael Kolb mSelectedPaint = new Paint(); 171673da081181c72352d57c9bf97badb2929370685Michael Kolb mSelectedPaint.setColor(Color.argb(255, 51, 181, 229)); 1721373b98135b2854578111dd535e24d39c8853f14Michael Kolb mSelectedPaint.setAntiAlias(true); 1731373b98135b2854578111dd535e24d39c8853f14Michael Kolb mSubPaint = new Paint(); 1741373b98135b2854578111dd535e24d39c8853f14Michael Kolb mSubPaint.setAntiAlias(true); 175673da081181c72352d57c9bf97badb2929370685Michael Kolb mSubPaint.setColor(Color.argb(200, 250, 230, 128)); 1768042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint = new Paint(); 1778042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint.setAntiAlias(true); 1788042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint.setColor(Color.WHITE); 1798042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint.setStyle(Paint.Style.STROKE); 180673da081181c72352d57c9bf97badb2929370685Michael Kolb mSuccessColor = Color.GREEN; 181673da081181c72352d57c9bf97badb2929370685Michael Kolb mFailColor = Color.RED; 1828042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCircle = new RectF(); 1838042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDial = new RectF(); 1848042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mPoint1 = new Point(); 1858042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mPoint2 = new Point(); 1868042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mInnerOffset = res.getDimensionPixelSize(R.dimen.focus_inner_offset); 1878042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOuterStroke = res.getDimensionPixelSize(R.dimen.focus_outer_stroke); 1888042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mInnerStroke = res.getDimensionPixelSize(R.dimen.focus_inner_stroke); 189a0dd52298b55357a711663180677efa39d35e5abMichael Kolb mState = STATE_IDLE; 190fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb mBlockFocus = false; 191a0dd52298b55357a711663180677efa39d35e5abMichael Kolb } 1928042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 193673da081181c72352d57c9bf97badb2929370685Michael Kolb public boolean showsItems() { 19455f0d13040df45c75704df9d633b444cb36f2465Michael Kolb return mTapMode; 195673da081181c72352d57c9bf97badb2929370685Michael Kolb } 196673da081181c72352d57c9bf97badb2929370685Michael Kolb 1971373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void addItem(PieItem item) { 1981373b98135b2854578111dd535e24d39c8853f14Michael Kolb // add the item to the pie itself 1991373b98135b2854578111dd535e24d39c8853f14Michael Kolb mItems.add(item); 2001373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2011373b98135b2854578111dd535e24d39c8853f14Michael Kolb 2021373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void removeItem(PieItem item) { 2031373b98135b2854578111dd535e24d39c8853f14Michael Kolb mItems.remove(item); 2041373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2051373b98135b2854578111dd535e24d39c8853f14Michael Kolb 2061373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void clearItems() { 2071373b98135b2854578111dd535e24d39c8853f14Michael Kolb mItems.clear(); 2081373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2091373b98135b2854578111dd535e24d39c8853f14Michael Kolb 210a5e23d9eb2bc96e7da4c021df2e11c1c43d379cdMichael Kolb public void showInCenter() { 211d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb if (isVisible()) { 212d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb mTapMode = false; 213d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb show(false); 214d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb } else { 215d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb setCenter(mCenterX, mCenterY); 216d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb mTapMode = true; 217d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb show(true); 218d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb } 219a5e23d9eb2bc96e7da4c021df2e11c1c43d379cdMichael Kolb } 220a5e23d9eb2bc96e7da4c021df2e11c1c43d379cdMichael Kolb 2211373b98135b2854578111dd535e24d39c8853f14Michael Kolb /** 2221373b98135b2854578111dd535e24d39c8853f14Michael Kolb * guaranteed has center set 2231373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @param show 2241373b98135b2854578111dd535e24d39c8853f14Michael Kolb */ 2251373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void show(boolean show) { 2261373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (show) { 2278042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_PIE; 2281373b98135b2854578111dd535e24d39c8853f14Michael Kolb // ensure clean state 2291373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem = null; 2301373b98135b2854578111dd535e24d39c8853f14Michael Kolb mOpenItem = null; 2311373b98135b2854578111dd535e24d39c8853f14Michael Kolb for (PieItem item : mItems) { 2321373b98135b2854578111dd535e24d39c8853f14Michael Kolb item.setSelected(false); 2331373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2341373b98135b2854578111dd535e24d39c8853f14Michael Kolb layoutPie(); 235b8c5a15af9e8f1adb1849072a6f5a1830887b43eMichael Kolb } else { 236b8c5a15af9e8f1adb1849072a6f5a1830887b43eMichael Kolb mState = STATE_IDLE; 2371373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 238ad639dff251233032734106afe4fe51a52be3721Michael Kolb setVisible(show); 239ad639dff251233032734106afe4fe51a52be3721Michael Kolb mHandler.sendEmptyMessage(show ? MSG_OPEN : MSG_CLOSE); 2404d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb } 2414d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb 242c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb public void setCenter(int x, int y) { 2431373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCenter.x = x; 2441373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCenter.y = y; 2458042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // when using the pie menu, align the focus ring 2468042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb alignFocus(x, y); 2478042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 2488042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 2498042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private void setupPie(int x, int y) { 2508042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // when using the focus ring, align pie items 2518042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCenter.x = x; 2528042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCenter.y = y; 2538042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCurrentItem = null; 2548042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOpenItem = null; 2558042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb for (PieItem item : mItems) { 2568042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb item.setSelected(false); 2578042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 2588042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb layoutPie(); 2591373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2601373b98135b2854578111dd535e24d39c8853f14Michael Kolb 2611373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void layoutPie() { 2621373b98135b2854578111dd535e24d39c8853f14Michael Kolb int rgap = 2; 2631373b98135b2854578111dd535e24d39c8853f14Michael Kolb int inner = mRadius + rgap; 2641373b98135b2854578111dd535e24d39c8853f14Michael Kolb int outer = mRadius + mRadiusInc - rgap; 2651373b98135b2854578111dd535e24d39c8853f14Michael Kolb int gap = 1; 2661373b98135b2854578111dd535e24d39c8853f14Michael Kolb layoutItems(mItems, (float) (Math.PI / 2), inner, outer, gap); 2671373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2681373b98135b2854578111dd535e24d39c8853f14Michael Kolb 2694d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb private void layoutItems(List<PieItem> items, float centerAngle, int inner, 2704d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb int outer, int gap) { 2711373b98135b2854578111dd535e24d39c8853f14Michael Kolb float emptyangle = PIE_SWEEP / 16; 2721373b98135b2854578111dd535e24d39c8853f14Michael Kolb float sweep = (float) (PIE_SWEEP - 2 * emptyangle) / items.size(); 2731373b98135b2854578111dd535e24d39c8853f14Michael Kolb float angle = centerAngle - PIE_SWEEP / 2 + emptyangle + sweep / 2; 274b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb // check if we have custom geometry 275b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb // first item we find triggers custom sweep for all 276b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb // this allows us to re-use the path 277b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb for (PieItem item : items) { 278b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb if (item.getCenter() >= 0) { 279b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb sweep = item.getSweep(); 280b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb break; 281b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb } 282b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb } 2834d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb Path path = makeSlice(getDegrees(0) - gap, getDegrees(sweep) + gap, 2844d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb outer, inner, mCenter); 2851373b98135b2854578111dd535e24d39c8853f14Michael Kolb for (PieItem item : items) { 2861373b98135b2854578111dd535e24d39c8853f14Michael Kolb // shared between items 2871373b98135b2854578111dd535e24d39c8853f14Michael Kolb item.setPath(path); 2881373b98135b2854578111dd535e24d39c8853f14Michael Kolb View view = item.getView(); 289b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb if (item.getCenter() >= 0) { 290b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb angle = item.getCenter(); 291b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb } 2921373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (view != null) { 2931373b98135b2854578111dd535e24d39c8853f14Michael Kolb view.measure(view.getLayoutParams().width, 2941373b98135b2854578111dd535e24d39c8853f14Michael Kolb view.getLayoutParams().height); 2951373b98135b2854578111dd535e24d39c8853f14Michael Kolb int w = view.getMeasuredWidth(); 2961373b98135b2854578111dd535e24d39c8853f14Michael Kolb int h = view.getMeasuredHeight(); 2971373b98135b2854578111dd535e24d39c8853f14Michael Kolb // move views to outer border 2981373b98135b2854578111dd535e24d39c8853f14Michael Kolb int r = inner + (outer - inner) * 2 / 3; 2991373b98135b2854578111dd535e24d39c8853f14Michael Kolb int x = (int) (r * Math.cos(angle)); 3001373b98135b2854578111dd535e24d39c8853f14Michael Kolb int y = mCenter.y - (int) (r * Math.sin(angle)) - h / 2; 3011373b98135b2854578111dd535e24d39c8853f14Michael Kolb x = mCenter.x + x - w / 2; 3021373b98135b2854578111dd535e24d39c8853f14Michael Kolb view.layout(x, y, x + w, y + h); 3031373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3041373b98135b2854578111dd535e24d39c8853f14Michael Kolb float itemstart = angle - sweep / 2; 3051373b98135b2854578111dd535e24d39c8853f14Michael Kolb item.setGeometry(itemstart, sweep, inner, outer); 3061373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (item.hasItems()) { 3074d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb layoutItems(item.getItems(), angle, inner, 3084d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb outer + mRadiusInc / 2, gap); 3091373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3101373b98135b2854578111dd535e24d39c8853f14Michael Kolb angle += sweep; 3111373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3124d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb } 3131373b98135b2854578111dd535e24d39c8853f14Michael Kolb 3141373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Path makeSlice(float start, float end, int outer, int inner, Point center) { 3151373b98135b2854578111dd535e24d39c8853f14Michael Kolb RectF bb = 3161373b98135b2854578111dd535e24d39c8853f14Michael Kolb new RectF(center.x - outer, center.y - outer, center.x + outer, 3171373b98135b2854578111dd535e24d39c8853f14Michael Kolb center.y + outer); 3181373b98135b2854578111dd535e24d39c8853f14Michael Kolb RectF bbi = 3191373b98135b2854578111dd535e24d39c8853f14Michael Kolb new RectF(center.x - inner, center.y - inner, center.x + inner, 3201373b98135b2854578111dd535e24d39c8853f14Michael Kolb center.y + inner); 3211373b98135b2854578111dd535e24d39c8853f14Michael Kolb Path path = new Path(); 3221373b98135b2854578111dd535e24d39c8853f14Michael Kolb path.arcTo(bb, start, end - start, true); 3231373b98135b2854578111dd535e24d39c8853f14Michael Kolb path.arcTo(bbi, end, start - end); 3241373b98135b2854578111dd535e24d39c8853f14Michael Kolb path.close(); 3251373b98135b2854578111dd535e24d39c8853f14Michael Kolb return path; 3261373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3271373b98135b2854578111dd535e24d39c8853f14Michael Kolb 3281373b98135b2854578111dd535e24d39c8853f14Michael Kolb /** 3291373b98135b2854578111dd535e24d39c8853f14Michael Kolb * converts a 330b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb * @param angle from 0..PI to Android degrees (clockwise starting at 3 o'clock) 3311373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @return skia angle 3321373b98135b2854578111dd535e24d39c8853f14Michael Kolb */ 3331373b98135b2854578111dd535e24d39c8853f14Michael Kolb private float getDegrees(double angle) { 3341373b98135b2854578111dd535e24d39c8853f14Michael Kolb return (float) (360 - 180 * angle / Math.PI); 3351373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3361373b98135b2854578111dd535e24d39c8853f14Michael Kolb 3371373b98135b2854578111dd535e24d39c8853f14Michael Kolb @Override 3381373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void onDraw(Canvas canvas) { 3398042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb drawFocus(canvas); 3408042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb if (mState == STATE_FINISHING) return; 341ad639dff251233032734106afe4fe51a52be3721Michael Kolb if (mOpenItem == null) { 342ad639dff251233032734106afe4fe51a52be3721Michael Kolb // draw base menu 343ad639dff251233032734106afe4fe51a52be3721Michael Kolb for (PieItem item : mItems) { 344ad639dff251233032734106afe4fe51a52be3721Michael Kolb drawItem(canvas, item); 345ad639dff251233032734106afe4fe51a52be3721Michael Kolb } 346ad639dff251233032734106afe4fe51a52be3721Michael Kolb } else { 347ad639dff251233032734106afe4fe51a52be3721Michael Kolb for (PieItem inner : mOpenItem.getItems()) { 348ad639dff251233032734106afe4fe51a52be3721Michael Kolb drawItem(canvas, inner); 3491373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3501373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3511373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3521373b98135b2854578111dd535e24d39c8853f14Michael Kolb 3531373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void drawItem(Canvas canvas, PieItem item) { 3541373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (item.getView() != null) { 355b1b7574bf6dd7b0a7bd3b5fb0a0f2f9631450710Michael Kolb if (mState == STATE_PIE) { 3561404be918ef3e5e5150c13c5a89a66b83a816846Michael Kolb if (item.getPath() != null) { 3571404be918ef3e5e5150c13c5a89a66b83a816846Michael Kolb Paint p = item.isSelected() ? mSelectedPaint : mNormalPaint; 3581404be918ef3e5e5150c13c5a89a66b83a816846Michael Kolb int state = canvas.save(); 3591404be918ef3e5e5150c13c5a89a66b83a816846Michael Kolb float r = getDegrees(item.getStartAngle()); 3601404be918ef3e5e5150c13c5a89a66b83a816846Michael Kolb canvas.rotate(r, mCenter.x, mCenter.y); 3611404be918ef3e5e5150c13c5a89a66b83a816846Michael Kolb canvas.drawPath(item.getPath(), p); 3621404be918ef3e5e5150c13c5a89a66b83a816846Michael Kolb canvas.restoreToCount(state); 3631404be918ef3e5e5150c13c5a89a66b83a816846Michael Kolb // draw the item view 3641404be918ef3e5e5150c13c5a89a66b83a816846Michael Kolb View view = item.getView(); 3651404be918ef3e5e5150c13c5a89a66b83a816846Michael Kolb state = canvas.save(); 3661404be918ef3e5e5150c13c5a89a66b83a816846Michael Kolb canvas.translate(view.getX(), view.getY()); 3671404be918ef3e5e5150c13c5a89a66b83a816846Michael Kolb view.draw(canvas); 3681404be918ef3e5e5150c13c5a89a66b83a816846Michael Kolb canvas.restoreToCount(state); 3691404be918ef3e5e5150c13c5a89a66b83a816846Michael Kolb } 3708042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 3711373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3721373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3731373b98135b2854578111dd535e24d39c8853f14Michael Kolb 3741373b98135b2854578111dd535e24d39c8853f14Michael Kolb // touch handling for pie 3751373b98135b2854578111dd535e24d39c8853f14Michael Kolb 3761373b98135b2854578111dd535e24d39c8853f14Michael Kolb @Override 3771373b98135b2854578111dd535e24d39c8853f14Michael Kolb public boolean onTouchEvent(MotionEvent evt) { 3781373b98135b2854578111dd535e24d39c8853f14Michael Kolb float x = evt.getX(); 3791373b98135b2854578111dd535e24d39c8853f14Michael Kolb float y = evt.getY(); 3801373b98135b2854578111dd535e24d39c8853f14Michael Kolb int action = evt.getActionMasked(); 38155f0d13040df45c75704df9d633b444cb36f2465Michael Kolb PointF polar = getPolar(x, y, !(mTapMode)); 3821373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (MotionEvent.ACTION_DOWN == action) { 38355f0d13040df45c75704df9d633b444cb36f2465Michael Kolb if (mTapMode) { 38455f0d13040df45c75704df9d633b444cb36f2465Michael Kolb PieItem item = findItem(polar); 38555f0d13040df45c75704df9d633b444cb36f2465Michael Kolb if ((item != null) && (mCurrentItem != item)) { 38655f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mHandler.removeMessages(MSG_FOCUS_TAP); 38755f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mState = STATE_PIE; 38855f0d13040df45c75704df9d633b444cb36f2465Michael Kolb onEnter(item); 38955f0d13040df45c75704df9d633b444cb36f2465Michael Kolb } 39055f0d13040df45c75704df9d633b444cb36f2465Michael Kolb } else { 39155f0d13040df45c75704df9d633b444cb36f2465Michael Kolb setCenter((int) x, (int) y); 39255f0d13040df45c75704df9d633b444cb36f2465Michael Kolb show(true); 39355f0d13040df45c75704df9d633b444cb36f2465Michael Kolb } 3941373b98135b2854578111dd535e24d39c8853f14Michael Kolb return true; 3951373b98135b2854578111dd535e24d39c8853f14Michael Kolb } else if (MotionEvent.ACTION_UP == action) { 39655f0d13040df45c75704df9d633b444cb36f2465Michael Kolb if (mTapMode) { 39755f0d13040df45c75704df9d633b444cb36f2465Michael Kolb PieItem item = findItem(polar); 39855f0d13040df45c75704df9d633b444cb36f2465Michael Kolb if (item == null) { 39955f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mState = STATE_IDLE; 40055f0d13040df45c75704df9d633b444cb36f2465Michael Kolb show(false); 40155f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mTapMode = false; 40255f0d13040df45c75704df9d633b444cb36f2465Michael Kolb } else { 40355f0d13040df45c75704df9d633b444cb36f2465Michael Kolb if (!item.hasItems()) { 40455f0d13040df45c75704df9d633b444cb36f2465Michael Kolb show(false); 40555f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mTapMode = false; 40655f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mState = STATE_IDLE; 40755f0d13040df45c75704df9d633b444cb36f2465Michael Kolb item.getView().performClick(); 40855f0d13040df45c75704df9d633b444cb36f2465Michael Kolb item.setSelected(false); 40955f0d13040df45c75704df9d633b444cb36f2465Michael Kolb } 41055f0d13040df45c75704df9d633b444cb36f2465Michael Kolb } 41155f0d13040df45c75704df9d633b444cb36f2465Michael Kolb return true; 41255f0d13040df45c75704df9d633b444cb36f2465Michael Kolb } else if (isVisible()) { 4131373b98135b2854578111dd535e24d39c8853f14Michael Kolb PieItem item = mCurrentItem; 41463e79531bd35bd5bc1fc11cbc1f93acb6b9c7b0bMichael Kolb deselect(); 4151373b98135b2854578111dd535e24d39c8853f14Michael Kolb show(false); 4161373b98135b2854578111dd535e24d39c8853f14Michael Kolb if ((item != null) && (item.getView() != null)) { 41763e79531bd35bd5bc1fc11cbc1f93acb6b9c7b0bMichael Kolb item.getView().performClick(); 4181373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4191373b98135b2854578111dd535e24d39c8853f14Michael Kolb return true; 4201373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4211373b98135b2854578111dd535e24d39c8853f14Michael Kolb } else if (MotionEvent.ACTION_CANCEL == action) { 42255f0d13040df45c75704df9d633b444cb36f2465Michael Kolb if (isVisible() || mTapMode) { 4231373b98135b2854578111dd535e24d39c8853f14Michael Kolb show(false); 4241373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 42563e79531bd35bd5bc1fc11cbc1f93acb6b9c7b0bMichael Kolb deselect(); 4261373b98135b2854578111dd535e24d39c8853f14Michael Kolb return false; 4271373b98135b2854578111dd535e24d39c8853f14Michael Kolb } else if (MotionEvent.ACTION_MOVE == action) { 4284d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb if (polar.y < mRadius) { 4294d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb if (mOpenItem != null) { 4304d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb mOpenItem = null; 43163e79531bd35bd5bc1fc11cbc1f93acb6b9c7b0bMichael Kolb } else { 4321373b98135b2854578111dd535e24d39c8853f14Michael Kolb deselect(); 4331373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4344d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb return false; 4354d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb } 4364d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb PieItem item = findItem(polar); 437d867ac51170831bf4e6021453fdc4468e10087c7Michael Kolb if ((item != null) && (mCurrentItem != item)) { 4384d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb onEnter(item); 4391373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4401373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4411373b98135b2854578111dd535e24d39c8853f14Michael Kolb return false; 4421373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4431373b98135b2854578111dd535e24d39c8853f14Michael Kolb 4441373b98135b2854578111dd535e24d39c8853f14Michael Kolb /** 4451373b98135b2854578111dd535e24d39c8853f14Michael Kolb * enter a slice for a view 4461373b98135b2854578111dd535e24d39c8853f14Michael Kolb * updates model only 4471373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @param item 4481373b98135b2854578111dd535e24d39c8853f14Michael Kolb */ 4491373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void onEnter(PieItem item) { 4501373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (mCurrentItem != null) { 4511373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem.setSelected(false); 4521373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4532d3af28f91481d7f3887cb0bb9c5d06375baf787Michael Kolb if (item != null && item.isEnabled()) { 4541373b98135b2854578111dd535e24d39c8853f14Michael Kolb item.setSelected(true); 4551373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem = item; 4561373b98135b2854578111dd535e24d39c8853f14Michael Kolb if ((mCurrentItem != mOpenItem) && mCurrentItem.hasItems()) { 4571373b98135b2854578111dd535e24d39c8853f14Michael Kolb mHandler.sendEmptyMessageDelayed(MSG_SUBMENU, PIE_OPEN_DELAY); 4581373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4591373b98135b2854578111dd535e24d39c8853f14Michael Kolb } else { 4601373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem = null; 4611373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4621373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4631373b98135b2854578111dd535e24d39c8853f14Michael Kolb 4641373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void deselect() { 4651373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (mCurrentItem != null) { 4661373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem.setSelected(false); 4671373b98135b2854578111dd535e24d39c8853f14Michael Kolb mHandler.removeMessages(MSG_SUBMENU); 4681373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4691373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (mOpenItem != null) { 4701373b98135b2854578111dd535e24d39c8853f14Michael Kolb mOpenItem = null; 4711373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4721373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem = null; 4731373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4741373b98135b2854578111dd535e24d39c8853f14Michael Kolb 4751373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void openCurrentItem() { 4761373b98135b2854578111dd535e24d39c8853f14Michael Kolb if ((mCurrentItem != null) && mCurrentItem.hasItems()) { 47755f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mCurrentItem.setSelected(false); 4781373b98135b2854578111dd535e24d39c8853f14Michael Kolb mOpenItem = mCurrentItem; 4791373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4801373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4811373b98135b2854578111dd535e24d39c8853f14Michael Kolb 482673da081181c72352d57c9bf97badb2929370685Michael Kolb private PointF getPolar(float x, float y, boolean useOffset) { 4831373b98135b2854578111dd535e24d39c8853f14Michael Kolb PointF res = new PointF(); 4841373b98135b2854578111dd535e24d39c8853f14Michael Kolb // get angle and radius from x/y 4851373b98135b2854578111dd535e24d39c8853f14Michael Kolb res.x = (float) Math.PI / 2; 4861373b98135b2854578111dd535e24d39c8853f14Michael Kolb x = x - mCenter.x; 4871373b98135b2854578111dd535e24d39c8853f14Michael Kolb y = mCenter.y - y; 488a521253223897b099995e0af08982b4236ce5861Michael Kolb res.y = (float) Math.sqrt(x * x + y * y); 4891373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (x != 0) { 4901373b98135b2854578111dd535e24d39c8853f14Michael Kolb res.x = (float) Math.atan2(y, x); 491b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb if (res.x < 0) { 492b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb res.x = (float) (2 * Math.PI + res.x); 493b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb } 4941373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 495673da081181c72352d57c9bf97badb2929370685Michael Kolb res.y = res.y + (useOffset ? mTouchOffset : 0); 4961373b98135b2854578111dd535e24d39c8853f14Michael Kolb return res; 4971373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4981373b98135b2854578111dd535e24d39c8853f14Michael Kolb 4991373b98135b2854578111dd535e24d39c8853f14Michael Kolb /** 5001373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @param polar x: angle, y: dist 5011373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @return the item at angle/dist or null 5021373b98135b2854578111dd535e24d39c8853f14Michael Kolb */ 5031373b98135b2854578111dd535e24d39c8853f14Michael Kolb private PieItem findItem(PointF polar) { 5041373b98135b2854578111dd535e24d39c8853f14Michael Kolb // find the matching item: 5051373b98135b2854578111dd535e24d39c8853f14Michael Kolb List<PieItem> items = (mOpenItem != null) ? mOpenItem.getItems() : mItems; 5061373b98135b2854578111dd535e24d39c8853f14Michael Kolb for (PieItem item : items) { 507a521253223897b099995e0af08982b4236ce5861Michael Kolb if (inside(polar, item)) { 5081373b98135b2854578111dd535e24d39c8853f14Michael Kolb return item; 5091373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5101373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5111373b98135b2854578111dd535e24d39c8853f14Michael Kolb return null; 5121373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5131373b98135b2854578111dd535e24d39c8853f14Michael Kolb 514a521253223897b099995e0af08982b4236ce5861Michael Kolb private boolean inside(PointF polar, PieItem item) { 515a521253223897b099995e0af08982b4236ce5861Michael Kolb return (item.getInnerRadius() < polar.y) 51655f0d13040df45c75704df9d633b444cb36f2465Michael Kolb && (item.getStartAngle() < polar.x) 51755f0d13040df45c75704df9d633b444cb36f2465Michael Kolb && (item.getStartAngle() + item.getSweep() > polar.x) 51855f0d13040df45c75704df9d633b444cb36f2465Michael Kolb && (!mTapMode || (item.getOuterRadius() > polar.y)); 5191373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5201373b98135b2854578111dd535e24d39c8853f14Michael Kolb 5211373b98135b2854578111dd535e24d39c8853f14Michael Kolb @Override 5221373b98135b2854578111dd535e24d39c8853f14Michael Kolb public boolean handlesTouch() { 5231373b98135b2854578111dd535e24d39c8853f14Michael Kolb return true; 5241373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5251373b98135b2854578111dd535e24d39c8853f14Michael Kolb 5268042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // focus specific code 5278042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 528fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb public void setBlockFocus(boolean blocked) { 529fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb mBlockFocus = blocked; 530fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb if (blocked) { 531fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb clear(); 532fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb } 533fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb } 534fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb 53555f0d13040df45c75704df9d633b444cb36f2465Michael Kolb public void setFocus(int x, int y, boolean startImmediately) { 536a0dd52298b55357a711663180677efa39d35e5abMichael Kolb mFocusFromTap = true; 53755f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mTapMode = true; 5388042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb switch(mOverlay.getOrientation()) { 5398042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb case 0: 5408042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = x; 5418042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = y; 5428042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb break; 5438042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb case 180: 5448042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = getWidth() - x; 5458042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = getHeight() - y; 5468042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb break; 5478042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb case 90: 5488042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = getWidth() - y; 5498042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = x; 5508042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb break; 5518042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb case 270: 5528042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = y ; 5538042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = getHeight() - x; 5548042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb break; 5558042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 5568042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setCircle(mFocusX, mFocusY); 5578042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setupPie(mFocusX, mFocusY); 55855f0d13040df45c75704df9d633b444cb36f2465Michael Kolb if (startImmediately) { 55955f0d13040df45c75704df9d633b444cb36f2465Michael Kolb // cameras that don't support focus still need to show menu 56055f0d13040df45c75704df9d633b444cb36f2465Michael Kolb setVisible(true); 56155f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mState = STATE_PIE; 56255f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mHandler.removeMessages(MSG_FOCUS_TAP); 56355f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mHandler.sendMessageDelayed(mHandler.obtainMessage(MSG_FOCUS_TAP), 56455f0d13040df45c75704df9d633b444cb36f2465Michael Kolb FOCUS_TAP_TIMEOUT); 56555f0d13040df45c75704df9d633b444cb36f2465Michael Kolb update(); 56655f0d13040df45c75704df9d633b444cb36f2465Michael Kolb } 5678042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 5688042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 5698042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void alignFocus(int x, int y) { 5708042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOverlay.removeCallbacks(mDisappear); 5718042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.cancel(); 5728042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.reset(); 5738042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = x; 5748042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = y; 5758042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDialAngle = DIAL_HORIZONTAL; 5768042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setCircle(x, y); 5778042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = false; 5788042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 5798042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 5808042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public int getSize() { 5818042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb return 2 * mCircleSize; 5828042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 5838042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 5848042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int getRandomRange() { 585673da081181c72352d57c9bf97badb2929370685Michael Kolb return (int)(-60 + 120 * Math.random()); 5868042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 5878042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 5881373b98135b2854578111dd535e24d39c8853f14Michael Kolb @Override 5891373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void layout(int l, int t, int r, int b) { 5901373b98135b2854578111dd535e24d39c8853f14Michael Kolb super.layout(l, t, r, b); 5918042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCenterX = (r - l) / 2; 5928042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCenterY = (b - t) / 2; 5938042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = mCenterX; 5948042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = mCenterY; 5958042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setCircle(mFocusX, mFocusY); 59616f9b35fce4a46d3e6f72962670f2e28d291793cMichael Kolb if (isVisible() && mState == STATE_PIE) { 59716f9b35fce4a46d3e6f72962670f2e28d291793cMichael Kolb setCenter(mCenterX, mCenterY); 59816f9b35fce4a46d3e6f72962670f2e28d291793cMichael Kolb layoutPie(); 59916f9b35fce4a46d3e6f72962670f2e28d291793cMichael Kolb } 6001373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 6011373b98135b2854578111dd535e24d39c8853f14Michael Kolb 6028042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private void setCircle(int cx, int cy) { 6038042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCircle.set(cx - mCircleSize, cy - mCircleSize, 6048042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb cx + mCircleSize, cy + mCircleSize); 6058042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDial.set(cx - mCircleSize + mInnerOffset, cy - mCircleSize + mInnerOffset, 6068042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb cx + mCircleSize - mInnerOffset, cy + mCircleSize - mInnerOffset); 6078042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6088042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6098042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void drawFocus(Canvas canvas) { 610fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb if (mBlockFocus) return; 6118042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint.setStrokeWidth(mOuterStroke); 6128042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb canvas.drawCircle((float) mFocusX, (float) mFocusY, (float) mCircleSize, mFocusPaint); 613673da081181c72352d57c9bf97badb2929370685Michael Kolb int color = mFocusPaint.getColor(); 614673da081181c72352d57c9bf97badb2929370685Michael Kolb if (mState == STATE_FINISHING) { 615673da081181c72352d57c9bf97badb2929370685Michael Kolb mFocusPaint.setColor(mFocused ? mSuccessColor : mFailColor); 616673da081181c72352d57c9bf97badb2929370685Michael Kolb } 617673da081181c72352d57c9bf97badb2929370685Michael Kolb mFocusPaint.setStrokeWidth(mInnerStroke); 618673da081181c72352d57c9bf97badb2929370685Michael Kolb canvas.drawArc(mDial, mDialAngle, 45, false, mFocusPaint); 619673da081181c72352d57c9bf97badb2929370685Michael Kolb canvas.drawArc(mDial, mDialAngle + 180, 45, false, mFocusPaint); 620673da081181c72352d57c9bf97badb2929370685Michael Kolb drawLine(canvas, mDialAngle, mFocusPaint); 621673da081181c72352d57c9bf97badb2929370685Michael Kolb drawLine(canvas, mDialAngle + 45, mFocusPaint); 622673da081181c72352d57c9bf97badb2929370685Michael Kolb drawLine(canvas, mDialAngle + 180, mFocusPaint); 623673da081181c72352d57c9bf97badb2929370685Michael Kolb drawLine(canvas, mDialAngle + 225, mFocusPaint); 624673da081181c72352d57c9bf97badb2929370685Michael Kolb mFocusPaint.setColor(color); 6258042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6268042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6278042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private void drawLine(Canvas canvas, int angle, Paint p) { 6288042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb convertCart(angle, mCircleSize - mInnerOffset, mPoint1); 6298042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb convertCart(angle, mCircleSize - mInnerOffset + mInnerOffset / 3, mPoint2); 6308042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb canvas.drawLine(mPoint1.x + mFocusX, mPoint1.y + mFocusY, 6318042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mPoint2.x + mFocusX, mPoint2.y + mFocusY, p); 6328042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6338042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6348042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static void convertCart(int angle, int radius, Point out) { 6358042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb double a = 2 * Math.PI * (angle % 360) / 360; 6368042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb out.x = (int) (radius * Math.cos(a) + 0.5); 6378042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb out.y = (int) (radius * Math.sin(a) + 0.5); 6388042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6398042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6408042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 6418042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void showStart() { 6428042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb if (mState == STATE_IDLE) { 643a0dd52298b55357a711663180677efa39d35e5abMichael Kolb if (mFocusFromTap) { 644a0dd52298b55357a711663180677efa39d35e5abMichael Kolb mHandler.removeMessages(MSG_FOCUS_TAP); 645a0dd52298b55357a711663180677efa39d35e5abMichael Kolb mHandler.sendMessageDelayed(mHandler.obtainMessage(MSG_FOCUS_TAP), 646a0dd52298b55357a711663180677efa39d35e5abMichael Kolb FOCUS_TAP_TIMEOUT); 647a0dd52298b55357a711663180677efa39d35e5abMichael Kolb } 648673da081181c72352d57c9bf97badb2929370685Michael Kolb mStartAnimationAngle = 67; 6498042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb int range = getRandomRange(); 650673da081181c72352d57c9bf97badb2929370685Michael Kolb startAnimation(SCALING_UP_TIME, 651673da081181c72352d57c9bf97badb2929370685Michael Kolb false, mStartAnimationAngle, mStartAnimationAngle + range); 6528042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_FOCUSING; 6538042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6548042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6558042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6568042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 6578042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void showSuccess(boolean timeout) { 6588042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb if (mState == STATE_FOCUSING) { 659673da081181c72352d57c9bf97badb2929370685Michael Kolb startAnimation(SCALING_DOWN_TIME, 6608042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb timeout, mStartAnimationAngle); 6618042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_FINISHING; 6628042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = true; 6638042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6648042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6658042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6668042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 6678042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void showFail(boolean timeout) { 6688042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb if (mState == STATE_FOCUSING) { 669673da081181c72352d57c9bf97badb2929370685Michael Kolb startAnimation(SCALING_DOWN_TIME, 6708042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb timeout, mStartAnimationAngle); 6718042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_FINISHING; 6728042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = false; 6738042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6748042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6758042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6768042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 6778042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void clear() { 678b986d1e51d776706cb3603a9c386772da6d7cf48Michael Kolb if (mState == STATE_PIE) return; 6798042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.cancel(); 6808042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = false; 681a0dd52298b55357a711663180677efa39d35e5abMichael Kolb mFocusFromTap = false; 6828042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOverlay.removeCallbacks(mDisappear); 6838042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDisappear.run(); 6848042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6858042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 686673da081181c72352d57c9bf97badb2929370685Michael Kolb private void startAnimation(long duration, boolean timeout, 6878042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb float toScale) { 688673da081181c72352d57c9bf97badb2929370685Michael Kolb startAnimation(duration, timeout, mDialAngle, 6898042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb toScale); 6908042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6918042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 692673da081181c72352d57c9bf97badb2929370685Michael Kolb private void startAnimation(long duration, boolean timeout, 6938042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb float fromScale, float toScale) { 6948042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setVisible(true); 6958042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.cancel(); 6968042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.reset(); 6978042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.setDuration(duration); 6988042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.setScale(fromScale, toScale); 6998042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.setAnimationListener(timeout ? mEndAction : null); 7008042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOverlay.startAnimation(mAnimation); 7018042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb update(); 7028042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7038042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7048042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private class EndAction implements Animation.AnimationListener { 7058042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 7068042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void onAnimationEnd(Animation animation) { 7078042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // Keep the focus indicator for some time. 7088042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOverlay.postDelayed(mDisappear, DISAPPEAR_TIMEOUT); 7098042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7108042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7118042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 7128042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void onAnimationRepeat(Animation animation) { 7138042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7148042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7158042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 7168042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void onAnimationStart(Animation animation) { 7178042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7188042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7198042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7208042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private class Disappear implements Runnable { 7218042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 7228042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void run() { 7238042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setVisible(false); 7248042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = mCenterX; 7258042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = mCenterY; 7268042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_IDLE; 7278042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setCircle(mFocusX, mFocusY); 7288042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setupPie(mFocusX, mFocusY); 7298042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = false; 7308042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7318042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7328042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7338042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private class ScaleAnimation extends Animation { 7348042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private float mFrom = 1f; 7358042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private float mTo = 1f; 7368042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7378042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public ScaleAnimation() { 7388042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setFillAfter(true); 7398042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7408042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7418042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void setScale(float from, float to) { 7428042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFrom = from; 7438042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mTo = to; 7448042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7458042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 746c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb @Override 747c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb protected void applyTransformation(float interpolatedTime, Transformation t) { 7488042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDialAngle = (int)(mFrom + (mTo - mFrom) * interpolatedTime); 749c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb } 750c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb } 751c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb 7521373b98135b2854578111dd535e24d39c8853f14Michael Kolb} 753